Rajamangala University of Technology Phra Nakhon

Intellectual Repository at Rajamangala University of Technology Phra Nakhon
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    การพัฒนารถประหยัดเชื้อเพลิงด้วยเทคนิคระบบส่งกำลังและการตัดต่อกำลัง

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2563The objective of this research is to study the development of eco cars using power-cutting mechanism technique of Transmission System. Two eco cars had been studied. The first car was conducted with the aim of developing transmission system and clutch system by changing from gear drive transmission system and chain drive mechanical clutch to belt and pulley transmission system by new designing the belt and pulley transmission system to have propeller shaft as the device to transmit power from the right to the left side with bearings to help reduce friction. Pulley system and clutch lever were installed in which the newly built clutch can be controlled by driver. The new model of transmission system is weight 0.7 kg which is lighter than the previous weight of 0.8 kg. Based on the first testing by participating in the 22nd Honda Eco Mileage Challenge at Chang International Circuit, it was found that the system with belt tension at 1 kN resulted in good performance of transmission system and clutch system with fuel efficiency value at 626.157 km/L. After that the belt tension was adjusted and set up at 1.1 kN for 3 tests at Solar Track Thailand, and it was found that the maximum fuel efficiency value was 1,061.18 km/L at the speed of 34 km/hr. The second car was improved in transmission system, suspension system, steering system and also engine. The first trial was experimented on the 22nd racing event at the Chang International Circuit where this fuel efficient prototype car could run at 18 km. The result showed that it could have good mileage which was 275 km/L. After improvement, the car was tested again for three times at the Solar Track Thailand circuit where it ran at 16 kilometers. The result revealed that the best saving was equivalent to 613 km/L at the speed of 30.6 km/hr.Rajamangala University of Technology Phra Nakho

    ระบบบัญชีออนไลน์แบบคลาวด์ และความได้เปรียบทางการแข่งขันของบริษัท จดทะเบียนในตลาดหลักทรัพย์แห่งประเทศไทย

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2563This research is to investigate the effects of Accounting Systems online based Cloud computing and Competitive Advantage of Thai-listed firm by collecting data from 518 company of Thai-listed companies in Stock Exchange of Thailand by using a questionnaire as an instrument. The results of statistics used for analyzing the collected data were simple linear regression analysis and multiple linear regression analysis indicated Accounting Systems online based Cloud computing had positive relationships with Competitive Advantage. The results obtained from this study could be used as guidelines for developing, creating and improving the Accounting Systems online based Cloud computing to support decision making of manager of organization.Rajamangala University of Technology Phra Nakho

    ผลกระทบจากการเปลี่ยนแปลงมาตรฐานรายงานการเงิน และประเภทโครงสร้างผู้ถือหุ้นที่มีต่อระดับคุณภาพกำไรและความสามารถในการทำกำไร

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2563The objective of this paper is to study: 1) Impact of change in TFRS for PAEs during 2014 – 2020 for annual reports of Agriculture Business and Foods from SET; 2) Level of earnings quality and profitability ratio of Agriculture Business and Foods from SET during 2014 - 2020; and 3) Factors affecting on level of earnings quality and profitability ratio of Agriculture Business and Foods from SET during 2014 – 2020. Data was collected from 35 firms by using Consolidated Financial Statement Annual Report by using Modified Jones Model. This research results used SPSS software for analyses Descriptive Statistics and Multiple Regression Analysis. The results showed that: 1) Almost CEO has chosen to reduce the impact of change in TFRS and report only necessary impact. They showed the only materiality of professional judgement by adjusted in the impact of unappropriated retained earnings at the beginning periods for adjusted separate entry in Change in Financial Position Statement. This result also showed that almost items during 2019 and 2020 have more impact from change in TFRS 15, TFRS 7, TFRS 9, and TAS 32; and 2) Before TFRS for PAEs have impact (published), It showed the effects of fluctuation on Discretionary Accrual (DAC). It trends to decrease in Discretionary Accrual after TFRS for PAEs have published for many years. However, it showed that level of earnings quality by using DAC between 2014 – 2020 was not significant at α = 0.05 or level of significant at 95%. While the consolidated financial statements during 2014 – 2017, Agriculture Business and Foods have increasing in ROA continuously. However, after situations of impact from changing TFRS in 2019 – 2020 and situation of Corona Virus 2019 have effect on the fluctuation of ROA decreasingly.; and 3) the effect of change in TFRS for PAEs and type of ownership structures and group of businesses have no impact on level of earnings quality at significant level (α =0.05). However, the effect of change in TFRS for PAEs has negative impact on return on assets (ROA) at significant level (α <0.01). While, type of ownership structure, group of businesses and firm size have positive impact on ROA at significant level (α < 0.05)Rajamangala University of Technology Phra Nakho

    การพัฒนาลวดลายจากสถาปัตยกรรมชิโน-โปรตุกีสด้วยนวัตกรรม การเย็บสักสำหรับตกแต่งเสื้อกันหนาวแบบ Blazer

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    โครงงานพิเศษ (คศ.บ.) -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2563The objectives of this research were to 1) design and develop patterns from Sino-Portuguese architecture 2) design a blazer-style sweater and decorate it with innovative tattoo stitching 3) to survey consumer satisfaction towards Developed patterns from Sino-Portuguese architecture with innovation of sewing tattoos for decorating blazer style jackets. This research is undertaken by Accidental Sampling to 120 students in Faculty of Home Economics Technology, Rajamangala University of Technology Phra Nakhon. The data were analyzed using percentage, mean and standard deviation statistics. The results of the study of A pattern development from Sino-Portuguese architecture by quilting innovative for decorating on a blazer jacket were found that the fabric is suitable for making pattern designs and sewing sweaters is a UV coated cloth as the outer body and choose to use Nylon cloth as the inner layer because both types of fabrics are thin. and use 1-inch polyester fiber as the middle layer. Moreover, the patterned plastic sheet makes sewing a tattoo nice and easy. Because the plastic sheeting time is shorter, not long, and the presser foot presses into the groove, preventing the fabric to be sewn to move. and beauty more accurate beautiful patterns are more accurate. The embossed pattern is more pronounced than using paper blocks. To create a pattern in a tattoo can be stored as a pattern for sewing many times. In terms of satisfaction with the development of patterns from Sino-Portuguese architecture with the quilting innovation of pattern for blazer style jackets, it was found that there is a high level of overall satisfaction with total mean of 4.45. When considering each design, all design is in high level while the most satisfaction is model 2 Square pattern, mean 4.48. There is satisfaction in model 3 natural pattern with mean 4.47, Model 1 circle pattern with mean 4.44 and model 4 mixed pattern with mean 4.43, respectively.Rajamangala University of Technology Phra Nakho

    ระบบคำนวณภาระงานนอกเวลาและเปลี่ยนแปลงเวลาเข้างาน

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    โครงงานพิเศษ (วท.บ.) -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2562Normally, the request to swap a working period and the request to work overtime procedure are action with lots of papers. Furthermore, both procedures need approval from a manager who worked in the field outside the company. Therefore, the developer proposed the Overtime Duration Computed System with Time Attendance Changing Function. This system operated by working based on a web application that can facilitate for submitting the request and the approval via the internet. After the system testing, the Overtime Duration Computed System with Time Attendance Changing Function can support and also reduce the duration time for the request and the approval procedure for both employee and manager.Rajamangala University of Technology Phra Nakho

    การเปลี่ยนแปลงองค์กรที่ส่งผลต่อพฤติกรรมการทำงานของบุคลากรองค์กรไม่แสวงหากำไร

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    การค้นคว้าอิสระ (บธ.ม.) -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2564This study purpose was to investigate the changes affecting the working behavior of non-profit organization personnel. The population used in this study was 64,106 non-profit organization personnel: Foundations and associations. The data was collected using a questionnaire from 203 non-profit organization personnel. Statistical multiple regression analysis was used to test the study hypothesis. The study results revealed that there is a correlation between organizational changes, including the attitude change, change in corporate culture, technology change, and changes in organizational structure and the working behavior of the personnel of the non-profit organization as a whole, including the aspect of helping others, consideration for others, patience, sense of duty, and cooperation with the statistical significance at 0.01 level.Rajamangala University of Technology Phra Nakho

    โครงการออกแบบและพัฒนาผลิตภัณฑ์ชุดเฟอร์นิเจอร์จากผ้าด้นมือเพื่อยกระดับงานทำมือที่เป็น เอกลักษณ์ท้องถิ่นสู่ระดับสากล ของกลุ่มสตรีสหกรณ์บ้านธรรมเมือง ตำบลช่อแฮ อำเภอเมือง

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2562The design and development of furniture products from hand-stitched to enhance local craftsmanship to a local level Of Baan Tham Mueang Cooperative Women Group Cho Hae, Muang phrae, Phrae. The objective is to study the theory about identity and identity of Phrae Province Study wisdom hand-stitched production process Of the Tham Muang Cooperative Women's Group, Cho Hae Subdistrict, Mueang District, Phrae Province, as well as developing and promoting the design of hand-woven products in accordance with the design guidelines. And upgrade to the international standard in the present time and to design and develop products from hand-made cloth to have the identity and identity of Phrae and industrial standards The research was conducted by collecting basic information by reviewing literature, documents, concepts and theories as a guideline for creating a research framework. The creation of variables, indicators, and research guidelines with concepts, theories and research related to this study. To survey the area of Tham Mueang Cooperative Women Group, Cho Hae Subdistrict, Mueang District, Phrae Province to use as a case study To study design variables through the physical characteristics of the product design from hand-stitched. The researcher therefore uses a specific sample selection method. By selecting groups that have qualifications that cause recognition of furniture product designs from hand-woven fabrics And choose a sample group To represent a group of users and product designers By using a simple random sampling method consisting of 100 people. The researcher used the quota sampling method to obtain the characteristics of the sample that wanted to communicate their identity and identity. Of Phrae Province In the analysis of evaluation of consumer satisfaction with furniture sets from hand-woven fabrics To upgrade the craftsmanship that is local to the international level Of Ban Tham Mueang Women Cooperative Group, Cho Hae Subdistrict, MueangDistrict, Phrae Province In overall, consumers are satisfied with the product at a good levelRajamangala University of Technology Phra Nakho

    การพัฒนาต้นแบบถังขยะอัจฉริยะเพื่อส่งเสริมการจัดการขยะที่ต้นทาง

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2564Develop a prototype of the smart bin for supporting solid waste management at the source. The objective is to develop the functionality of the smart bin to meet the requirements of users. A body design of the smart bin prototype made from plastic with a lid, size 25 cm. x 36 cm. x 48 cm., the total volume of the smart bin was 31.5 kg, and using ARM STM32F4 series micro controller to control the functions of the smart bin. There is a sensor to measure the temperature and humidity. Ultrasonic level sensor Infrared distance measuring sensor and weight sensor with load cell data display controlling the opening and closing of the smart bin by servo motor. A Smart bin prototype can show the amount of waste. Moreover, the level of waste and the weight of the waste inside were showed. The smart bin was showed relative temperature and humidity values inside a bin. The optimum distance to the reflective object of the sensor for opening and closing the smart bin was in the range of 20-50 cm. The Smart bin lid provided approximately 7-9 seconds to maintain the status to lid open, representing an average time of 7.4±0.9 seconds. This research will help promote waste management at the source and effectively benefits to solve the problem of waste accumulation in place.Rajamangala University of Technology Phra Nakho

    การจัดการความรู้ภูมิปัญญาท้องถิ่นเพื่อพัฒนาผลิตภัณฑ์ชุมชนสู่ความยั่งยืน

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    รายงานวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2562The purpose of this study was to examine the knowledge management of local wisdom. This qualitative research was mainly conducted at Bang-Khurat Subdistrict, Bangbuathong, Nonthaburi. The research tools were in-depth and focus group interview. The statistical data analysis was SWOT and content analysis. The results were found as follows: 1. Community products: Bang-Khurat’s local products were commercially available including 1. traditional Khao-Chae 2. plastic basketry 3. clay artificial flowers 4.silk artificial flowers 5. genuine leather/patent leather bag products 6. magnetic mobile 7. leather bags 8. silk-lined pottery 9. organic riceberry 10. water spinach farm groups 11. OTOP Nawatwithi tourism community, Khlong Ta-Chom Village moo.9, Bang-Khurat Subdistrict. 2. The SWOT analysis of Bang-Khurat products: It was revealed as following: 1. Strength: There were good leaders, well-qualified staff and high-quality materials found in the local community. 2. Weakness: Most of the staff did not have enough money and lack of IT marketing and public relation knowledge. The last problem was ignorance of younger generation. 3. Opportunity: As a result of today's many more lines of businesses, the community had opportunities to do E-commerce, establish a small and micro community enterprise (SMCE) to earn their living, increase income and build their brand. Moreover, the government sectors were ready to support the community. 4. Threat: According to the community discussions, their main obstacles were production, marketing and technology. 3. Bang-Khurat 's knowledge management: The source of knowledge came from their ancestors, knowledgeable persons, experts from the outside communities, autonomy learning and study visit. 4. Body of knowledge’s process: The characteristics of local wisdom were both traditional and developed, mostly starting from acquiring the knowledge, experimenting, adapting and improving the original products to the new ones. 5. Knowledge transfer: The knowledge was transmitted both formally and informally to their offspring, interested neighbors, students and youth in the community. 6. Knowledge management plans: They included family businesses, group member training, taking knowledge notes, online teaching and providing some learning courses for local schools and academic institutions. 7. Knowledge management problems: According to the community discussions, there were lack of continuity management and coordinators, no official grouping, limited scope of knowledge, ignorance of younger generation and lack of inheritors.Rajamangala University of Technology Phra Nakho

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